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Finding the Fourth Proportional to 552,732.15, 829,005.48 and 153,413.49

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Solution

The fourth proportional to 552,732.15, 829,005.48 and 153,413.49 is: 230,094.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,732.15 : 829,005.48 = 153,413.49 : x
  2. Step 2: Convert to fraction form
    552,732.15/829,005.48 = 153,413.49/x
  3. Step 3: Cross multiply
    552,732.15x = 829,005.48 × 153,413.49
  4. Step 4: Simplify right side
    552,732.15x = 127,180,623,915.93
  5. Step 5: Solve for x
    x = 127,180,623,915.93/552,732.15
  6. Step 6: Final answer
    x = 230,094.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.